/* ============================================================
   Calma für Pädagogen — eigenständige Palette, abgeleitet von
   autismusundich (Indigo-Familie), aber bewusst anders: Petrol/Schiefer
   statt Indigo/Pink, ruhiger und professioneller für den Fachkraft-Kontext.
   ============================================================ */
:root{
  --white:#FFFFFF;
  --grey:#F4F6F5;
  --ink:#182422;
  --muted:#5A6B67;
  --line:#E1E8E6;
  --petrol:#1F5F5B;
  --petrol-deep:#153F3D;
  --sand:#C98A4B;
  --success:#2E9E5B;
  --locked:#9AA8A5;
  --grad:linear-gradient(120deg,#1F5F5B 0%,#2F7D77 100%);
  --shadow-sm:0 4px 14px rgba(31,95,91,.10);
  --shadow:0 14px 40px rgba(31,95,91,.14);
  --shadow-lg:0 28px 70px rgba(31,95,91,.20);
  --radius:16px;
  --radius-lg:22px;
  --maxread:720px;
  --font:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--font);color:var(--ink);
  background:var(--grey);line-height:1.6;font-weight:400;
  font-size:16px;-webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{line-height:1.2;font-weight:700;margin:0 0 .5em;letter-spacing:-.01em}
h1{font-size:clamp(1.7rem,3.6vw,2.5rem)}
h2{font-size:clamp(1.3rem,2.6vw,1.8rem)}
h3{font-size:clamp(1.05rem,1.8vw,1.3rem);font-weight:600}
p{margin:0 0 1.1em}
a{color:var(--petrol);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%}
main{display:block;min-height:60vh}

/* ---------- Buttons ---------- */
.btn,.btn-cta,.btn-ghost,.btn-outline{
  display:inline-flex;align-items:center;justify-content:center;gap:.5em;
  font-family:inherit;font-weight:600;font-size:.95rem;cursor:pointer;
  padding:.8em 1.4em;border-radius:12px;border:0;text-decoration:none;
  transition:transform .15s ease,box-shadow .2s,filter .2s;
  min-height:46px;line-height:1;
}
.btn-cta{background:var(--petrol);color:#fff;box-shadow:var(--shadow-sm)}
.btn-cta:hover{transform:translateY(-1px);text-decoration:none;filter:brightness(1.08)}
.btn{background:var(--grad);color:#fff;box-shadow:var(--shadow-sm)}
.btn:hover{transform:translateY(-1px);text-decoration:none;box-shadow:var(--shadow)}
.btn-outline{background:#fff;color:var(--ink);border:1.5px solid var(--line)}
.btn-outline:hover{border-color:var(--petrol);text-decoration:none}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
.btn-ghost:hover{background:var(--white);text-decoration:none}
.btn-danger{background:#B5473F;color:#fff}

/* ---------- Auth (Login/Register/Reset) ---------- */
.auth-wrap{min-height:100dvh;display:flex;align-items:center;justify-content:center;padding:24px;position:relative}
.auth-bg{position:absolute;inset:0;background:linear-gradient(180deg,rgba(21,63,61,.88),rgba(21,63,61,.6)),var(--grey);z-index:0}
.auth-card{position:relative;z-index:1;background:#fff;border-radius:var(--radius-lg);padding:40px 36px;max-width:420px;width:100%;box-shadow:var(--shadow-lg)}
.auth-logo{display:flex;align-items:center;gap:10px;margin-bottom:22px}
.brand-mark{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:9px;background:var(--petrol);color:#fff;font-weight:800;font-size:12px}
.brand-stack{display:flex;flex-direction:column;gap:1px}
.brand-name{font-size:16px;font-weight:700;color:var(--ink)}
.brand-tagline{font-size:11px;color:var(--muted)}
.auth-sub{color:var(--muted);font-size:14.5px;margin-bottom:20px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13.5px;font-weight:600;color:var(--ink);margin-bottom:6px}
.field input{width:100%;padding:12px 14px;border:1.5px solid var(--line);border-radius:10px;font-size:15px;font-family:inherit}
.field input:focus{outline:none;border-color:var(--petrol)}
.auth-links{margin-top:16px;text-align:center;font-size:13.5px}
.alert{padding:12px 14px;border-radius:10px;font-size:13.5px;margin-bottom:16px}
.alert-error{background:#FBEAE8;color:#8A342B}
.alert-success{background:#E7F4EC;color:#1F6B3C}

/* ---------- Nav ---------- */
.topnav{display:flex;align-items:center;justify-content:space-between;padding:14px 28px;background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none}
.topnav-links{display:flex;gap:4px}
.topnav-links a{color:var(--muted);font-weight:600;font-size:14px;padding:8px 14px;border-radius:8px}
.topnav-links a:hover{background:var(--grey);text-decoration:none;color:var(--ink)}
.topnav-right{display:flex;align-items:center;gap:10px}
@media(max-width:760px){.topnav-links{display:none}}

/* ---------- Cards / Layout ---------- */
.wrap{max-width:1080px;margin:0 auto;padding:0 24px}
.card-soft{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow-sm);padding:24px}
.hero{background:var(--petrol-deep);color:#fff;padding:40px 0}
.hero .wrap h1{color:#fff}
.hero-sub{color:rgba(255,255,255,.72)}
.section{padding:32px 0}

.mod-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:18px}
.mod-card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow-sm);padding:22px;display:flex;flex-direction:column;gap:10px}
.mod-card h3{font-size:17px}
.mod-card p{font-size:13.5px;color:var(--muted);margin-bottom:0}
.mod-tag{display:inline-block;font-size:11px;font-weight:700;letter-spacing:.03em;text-transform:uppercase;color:var(--petrol);background:#E9F3F2;padding:4px 10px;border-radius:999px;width:fit-content}

.ring-bg{fill:none;stroke:var(--line);stroke-width:5}
.ring-fg{fill:none;stroke:var(--petrol);stroke-width:5;stroke-linecap:round;transition:stroke-dashoffset .4s}
.ring-text{font-size:13px;font-weight:700;fill:var(--ink)}

/* ---------- Tabellen (Schulverwaltung) ---------- */
table.seat-table{width:100%;border-collapse:collapse;font-size:14px}
table.seat-table th{text-align:left;padding:10px 12px;color:var(--muted);font-weight:600;font-size:12.5px;text-transform:uppercase;letter-spacing:.03em;border-bottom:1px solid var(--line)}
table.seat-table td{padding:12px;border-bottom:1px solid var(--line)}
.status-pill{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;padding:4px 10px;border-radius:999px}
.status-invited{background:#FDF3E7;color:#8A5A17}
.status-registered{background:#E7F4EC;color:#1F6B3C}
.status-revoked{background:#F3E9E9;color:#8A342B}

.seat-bar{height:8px;background:var(--line);border-radius:99px;overflow:hidden;margin:10px 0}
.seat-bar-fill{height:100%;background:var(--petrol);border-radius:99px}

footer.site-footer{padding:28px 24px;text-align:center;color:var(--muted);font-size:12.5px;border-top:1px solid var(--line);background:#fff}
footer.site-footer a{color:var(--muted)}

.lesson-body{max-width:var(--maxread);margin:0 auto;font-size:16.5px;line-height:1.75}
.lesson-body h2{margin-top:1.6em}
.lesson-nav{display:flex;justify-content:space-between;max-width:var(--maxread);margin:32px auto 0}